Stable perovskite solar cells with 25.17% efficiency enabled by improving crystallization and passivating defects synergistically
Yihui Wu, Qi Wang, Yu‐Ting Chen, Wuke Qiu, Qiang Peng
Abstract
Both improving crystallization and passivating the defects of a perovskite film have been realized by introducing 2-amidinopyrimidine hydrochloride, which resulted in an efficiency of 25.17% along with long-term operational stability.
Topics & Concepts
CrystallizationPerovskite (structure)Materials scienceChemical engineeringPassivationNanotechnologyLayer (electronics)EngineeringPerovskite Materials and ApplicationsConducting polymers and applicationsChalcogenide Semiconductor Thin Films